426775563 has 12 divisors (see below), whose sum is σ = 619377928. Its totient is φ = 283167360.

The previous prime is 426775561. The next prime is 426775567. The reversal of 426775563 is 365577624.

426775563 is a `hidden beast` number, since 4 + 26 + 77 + 556 + 3 = 666.

It is not a de Polignac number, because 426775563 - 2¹ = 426775561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426775561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110470 + ... + 114267.

Almost surely, 2^426775563 is an apocalyptic number.

426775563 is a deficient number, since it is larger than the sum of its proper divisors (192602365).

426775563 is a wasteful number, since it uses less digits than its factorization.

426775563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224954 (or 224951 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 426775563 is about 20658.5469721372. The cubic root of 426775563 is about 752.8928647649.

The spelling of 426775563 in words is "four hundred twenty-six million, seven hundred seventy-five thousand, five hundred sixty-three".